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How would you make a comma-separated string from a list of strings?
...(which you shouldn't by now) then using str will raise an exception if any item in the list has unicode.
– kroiz
May 26 at 13:54
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What to do on TransactionTooLargeException
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best answer for me. Thank you very much
– pavel
Sep 15 '17 at 19:38
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selecting unique values from a column
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I found that this was not helpful. Say you have 5 items, all with the same date but different description. Using the above command will show distinct dates, but only the description of the first item found.
– onebree
Apr 21 '15 at 15:58...
Purpose of Unions in C and C++
...agree, without entering the undefined-behaviour chaos, perhaps this is the best intended behaviour of unions I can think of; but won't is waste space when am just using, say int or char* for 10 items of object[]; in which case, I can actually declare separate structs for each data type instead of VA...
$(document).ready equivalent without jQuery
...ork when the document is already finished loading, please update your (imo best) answer if you can: if (document.readyState == 'complete') { init(); } else { document.onreadystatechange = function () { if (document.readyState == 'complete') { init(); } } }
– ZPiDER
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Read each line of txt file to new array element
...being read as only a single big value array, whole text was just one array item $myarr[0], so shuffling did not work on a single item. Hope it helps someone. Thanks again.
– washere
Apr 21 '17 at 21:54
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What can you use Python generator functions for?
...construct that iterates. You can think of generators as returning multiple items, as if they return a list, but instead of returning them all at once they return them one-by-one, and the generator function is paused until the next item is requested.
Generators are good for calculating large sets of...
Why no ICloneable?
...T> had a clone method, I would expect it to yield a List<T> whose items have the same identities as those in the original list, but I would expect that any internal data structures would be duplicated as needed to ensure that nothing done to one list will affect the identities of items stor...
switch / pattern matching idea
...le. Things like ForEach or Process ("Apply"? -- do an action on a sequence item as it's enumerated) fit in because C# syntax supports it well.
Abstracting common statement patterns. Complicated try/catch/finally blocks or other involved (often heavily generic) code blocks. Extending LINQ-to-SQL fits...
What are some (concrete) use-cases for metaclasses?
..., name, bases, attrs):
fields = {}
for key, value in attrs.items():
if isinstance(value, Field):
value.name = '%s.%s' % (name, key)
fields[key] = value
for base in bases:
if hasattr(base, '_fields'):
fiel...
